There are many speculations coming out as to why Korina Sanchez resigned from her Radio Show in DZMM and heres the official statement from the ABS-CBN spokesperson.
Korina Sanchez is currently on leave from her morning program on DZMM to concentrate on her postgraduate studies at the Ateneo de Manila University. This was planned as early as middle of 2013 when Korina informed ABS-CBN management about her intentions to focus on her studies. Korina will continue to be seen on television as anchor of “TV Patrol” and “Rated K.”
–Bong Osorio, ABS-CBN spokesperson